| 1 | /* $Id: libmondo-tools.c 672 2006-06-12 07:55:14Z bcornec $
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| 2 | misc tools
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| 3 | */
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| 4 |
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| 5 | /**
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| 6 | * @file
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| 7 | * Miscellaneous tools that didn't really fit anywhere else.
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| 8 | */
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| 9 |
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| 10 | #include "my-stuff.h"
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| 11 | #include "mondostructures.h"
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| 12 | #include "libmondo-tools.h"
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| 13 | #include "newt-specific-EXT.h"
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| 14 | #include "libmondo-files-EXT.h"
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| 15 | #include "libmondo-fork-EXT.h"
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| 16 | #include "libmondo-raid-EXT.h"
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| 17 | #include <sys/socket.h>
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| 18 | #include <netdb.h>
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| 19 | #include <netinet/in.h>
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| 20 | #ifndef S_SPLINT_S
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| 21 | #include <arpa/inet.h>
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| 22 | #endif
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| 23 |
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| 24 | /*@unused@*/
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| 25 | //static char cvsid[] = "$Id: libmondo-tools.c 672 2006-06-12 07:55:14Z bcornec $";
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| 26 |
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| 27 | extern int g_tape_buffer_size_MB;
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| 28 | extern char *g_erase_tmpdir_and_scratchdir;
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| 29 | extern char *g_serial_string;
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| 30 | extern bool g_text_mode;
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| 31 | extern int g_currentY;
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| 32 | extern int g_current_media_number;
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| 33 |
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| 34 | /**
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| 35 | * @addtogroup globalGroup
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| 36 | * @{
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| 37 | */
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| 38 | bool g_remount_cdrom_at_end, ///< TRUE if we unmounted the CD-ROM and should remount it when done with the backup.
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| 39 | g_remount_floppy_at_end; ///< TRUE if we unmounted the floppy and should remount it when done with the backup.
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| 40 | bool g_cd_recovery; ///< TRUE if we're making an "autonuke" backup.
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| 41 | double g_kernel_version;
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| 42 |
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| 43 | /**
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| 44 | * The place where /boot is mounted. - Used locally only
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| 45 | */
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| 46 | static char *g_boot_mountpt = NULL;
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| 47 |
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| 48 | /**
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| 49 | * The location of Mondo's home directory.
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| 50 | */
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| 51 | char *g_mondo_home = NULL;
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| 52 |
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| 53 | /**
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| 54 | * The serial string (used to differentiate between backups) of the current backup.
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| 55 | */
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| 56 | char *g_serial_string = NULL;
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| 57 |
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| 58 | /**
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| 59 | * The location where tmpfs is mounted, or "" if it's not mounted.
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| 60 | */
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| 61 | char *g_tmpfs_mountpt = NULL;
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| 62 | char *g_magicdev_command = NULL;
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| 63 |
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| 64 | /**
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| 65 | * The default maximum level to log messages at or below.
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| 66 | */
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| 67 | int g_loglevel = DEFAULT_DEBUG_LEVEL;
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| 68 |
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| 69 | /* @} - end of globalGroup */
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| 70 |
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| 71 |
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| 72 | extern pid_t g_buffer_pid;
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| 73 | extern pid_t g_main_pid;
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| 74 |
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| 75 | extern t_bkptype g_backup_media_type;
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| 76 |
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| 77 | extern bool am_I_in_disaster_recovery_mode(void);
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| 78 |
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| 79 |
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| 80 | /**
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| 81 | * @addtogroup utilityGroup
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| 82 | * @{
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| 83 | */
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| 84 | /**
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| 85 | * Assertion handler. Prints a friendly message to the user,
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| 86 | * offering to ignore all, dump core, break to debugger,
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| 87 | * exit, or ignore. Intended to be used with an assert() macro.
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| 88 | *
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| 89 | * @param file The file in which the assertion triggered.
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| 90 | * @param function The function (@c __FUNCTION__) in which the assertion triggered.
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| 91 | * @param line The line number of the assert() statement.
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| 92 | * @param exp The expression that failed (as a string).
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| 93 | */
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| 94 | void _mondo_assert_fail(const char *file,
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| 95 | const char *function, int line, const char *exp)
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| 96 | {
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| 97 | static int ignoring_assertions = 0;
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| 98 | bool is_valid = TRUE;
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| 99 |
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| 100 | log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
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| 101 | function);
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| 102 | if (ignoring_assertions) {
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| 103 | log_it("Well, the user doesn't care...");
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| 104 | return;
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| 105 | }
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| 106 | #ifndef _XWIN
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| 107 | if (!g_text_mode)
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| 108 | newtSuspend();
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| 109 | #endif
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| 110 | printf(_("ASSERTION FAILED: `%s'\n"), exp);
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| 111 | printf(_("\tat %s:%d in %s\n\n"), file, line, function);
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| 112 | printf(_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
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| 113 | do {
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| 114 | is_valid = TRUE;
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| 115 | switch (toupper(getchar())) {
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| 116 | case 'A': // ignore (A)ll
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| 117 | ignoring_assertions = 1;
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| 118 | break;
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| 119 | case 'B': // a(B)ort
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| 120 | signal(SIGABRT, SIG_DFL); /* prevent SIGABRT handler from running */
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| 121 | raise(SIGABRT);
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| 122 | break; /* "can't get here" */
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| 123 | case 'D': // (D)ebug, aka asm("int 3")
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| 124 | #ifdef __IA32__
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| 125 | __asm__ __volatile__("int $3"); // break to debugger
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| 126 | #endif
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| 127 | break;
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| 128 | case 'E': // (E)xit
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| 129 | fatal_error("Failed assertion -- see above for details");
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| 130 | break; /* "can't get here" */
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| 131 | case 'I': // (I)gnore
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| 132 | break;
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| 133 | /* These next two work as follows:
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| 134 | the `default' catches the user's invalid choice and says so;
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| 135 | the '\n' catches the newline on the end and prints the prompt again.
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| 136 | */
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| 137 | case '\n':
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| 138 | printf
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| 139 | (_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
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| 140 | break;
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| 141 | default:
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| 142 | is_valid = FALSE;
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| 143 | printf(_("Invalid choice.\n"));
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| 144 | break;
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| 145 | }
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| 146 | } while (!is_valid);
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| 147 |
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| 148 | if (ignoring_assertions) {
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| 149 | log_it("Ignoring ALL assertions from now on.");
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| 150 | } else {
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| 151 | log_it("Ignoring assertion: %s", exp);
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| 152 | }
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| 153 |
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| 154 | getchar(); // skip \n
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| 155 |
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| 156 | #ifndef _XWIN
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| 157 | if (!g_text_mode)
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| 158 | newtResume();
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| 159 | #endif
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| 160 | }
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| 161 |
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| 162 | /**
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| 163 | * Clean's up users' KDE desktops.
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| 164 | * @bug Details about this function are unknown.
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| 165 | */
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| 166 | void clean_up_KDE_desktop_if_necessary(void)
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| 167 | {
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| 168 | char *tmp;
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| 169 |
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| 170 | asprintf(&tmp,
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| 171 | "for i in `find /root /home -type d -name Desktop -maxdepth 2`; do \
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| 172 | file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; \
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| 173 | awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } \
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| 174 | else { print $0;};}' $file.old > $file ; fi ; done");
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| 175 | run_program_and_log_output(tmp, 5);
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| 176 | paranoid_free(tmp);
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| 177 | }
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| 178 |
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| 179 |
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| 180 | /**
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| 181 | * Locate mondoarchive's home directory. Searches in /usr/local/mondo, /usr/share/mondo,
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| 182 | * /usr/local/share/mondo, /opt, or if all else fails, search /usr.
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| 183 | *
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| 184 | * @param home_sz String to store the home directory ("" if it could not be found).
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| 185 | * @return 0 for success, nonzero for failure.
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| 186 | */
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| 187 | char *find_and_store_mondoarchives_home()
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| 188 | {
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| 189 | char *home_sz = NULL;
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| 190 |
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| 191 | asprintf(&home_sz, MONDO_SHARE);
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| 192 | return (home_sz);
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| 193 | }
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| 194 |
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| 195 |
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| 196 | char *get_architecture()
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| 197 | {
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| 198 | #ifdef __IA32__
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| 199 | return ("i386");
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| 200 | #endif
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| 201 | #ifdef __X86_64__
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| 202 | return ("x86-64");
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| 203 | #endif
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| 204 | #ifdef __IA64__
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| 205 | return ("ia64");
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| 206 | #endif
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| 207 | return ("unknown");
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| 208 | }
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| 209 |
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| 210 |
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| 211 |
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| 212 | double get_kernel_version()
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| 213 | {
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| 214 | char *p, *tmp;
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| 215 | double d;
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| 216 | #ifdef __FreeBSD__
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| 217 | // JOSH - FIXME :)
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| 218 | d = 5.2; // :-)
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| 219 | #else
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| 220 | asprintf(&tmp, call_program_and_get_last_line_of_output("uname -r"));
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| 221 | p = strchr(tmp, '.');
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| 222 | if (p) {
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| 223 | p = strchr(++p, '.');
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| 224 | if (p) {
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| 225 | while (*p) {
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| 226 | *p = *(p + 1);
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| 227 | p++;
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| 228 | }
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| 229 | }
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| 230 | }
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| 231 | // log_msg(1, "tmp = '%s'", tmp);
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| 232 | d = atof(tmp);
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| 233 | #endif
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| 234 | log_msg(1, "g_kernel_version = %f", d);
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| 235 | return (d);
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| 236 | }
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| 237 |
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| 238 |
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| 239 |
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| 240 |
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| 241 |
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| 242 | /**
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| 243 | * Get the current time.
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| 244 | * @return number of seconds since the epoch.
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| 245 | */
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| 246 | long get_time()
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| 247 | {
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| 248 | return (long) time((void *) 0);
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| 249 | }
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| 250 |
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| 251 |
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| 252 |
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| 253 |
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| 254 |
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| 255 |
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| 256 |
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| 257 | /**
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| 258 | * Initialize a RAID volume structure, setting fields to zero. The
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| 259 | * actual hard drive is unaffected.
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| 260 | *
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| 261 | * @param raidrec The RAID volume structure to initialize.
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| 262 | * @note This function is system dependent.
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| 263 | */
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| 264 | #ifdef __FreeBSD__
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| 265 | void initialize_raidrec(struct vinum_volume *raidrec)
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| 266 | {
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| 267 | int i, j;
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| 268 | raidrec->volname[0] = '\0';
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| 269 | raidrec->plexes = 0;
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| 270 | for (i = 0; i < 9; ++i) {
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| 271 | raidrec->plex[i].raidlevel = -1;
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| 272 | raidrec->plex[i].stripesize = 0;
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| 273 | raidrec->plex[i].subdisks = 0;
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| 274 | for (j = 0; j < 9; ++j) {
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| 275 | strcpy(raidrec->plex[i].sd[j].which_device, "");
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| 276 | }
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| 277 | }
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| 278 | }
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| 279 | #else
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| 280 | void initialize_raidrec(struct raid_device_record *raidrec)
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| 281 | {
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| 282 | assert(raidrec != NULL);
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| 283 | raidrec->raid_device[0] = '\0';
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| 284 | raidrec->raid_level = -9;
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| 285 | raidrec->persistent_superblock = 1;
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| 286 | raidrec->chunk_size = 64;
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| 287 | raidrec->parity = -1;
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| 288 | raidrec->data_disks.entries = 0;
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| 289 | raidrec->spare_disks.entries = 0;
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| 290 | raidrec->parity_disks.entries = 0;
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| 291 | raidrec->failed_disks.entries = 0;
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| 292 | raidrec->additional_vars.entries = 0;
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| 293 | }
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| 294 | #endif
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| 295 |
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| 296 |
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| 297 |
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| 298 |
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| 299 | /**
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| 300 | * Insert modules that Mondo requires.
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| 301 | * Currently inserts @c dos, @c fat, @c vfat, and @c osst for Linux;
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| 302 | * @c msdosfs and @c ext2fs for FreeBSD.
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| 303 | */
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| 304 | void insmod_crucial_modules(void)
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| 305 | {
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| 306 | #ifdef __FreeBSD__
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| 307 | system("kldstat | grep msdosfs || kldload msdosfs 2> /dev/null");
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| 308 | system("kldstat | grep ext2fs || kldload ext2fs 2> /dev/null");
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| 309 | #else
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| 310 | system("modprobe -a dos fat vfat loop &> /dev/null");
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| 311 | #endif
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| 312 | }
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| 313 |
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| 314 |
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| 315 | /**
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| 316 | * Finish configuring the backup information structure. Call this function
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| 317 | * to set the parameters that depend on those that can be given on the command
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| 318 | * line.
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| 319 | *
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| 320 | * @param bkpinfo The backup information structure. Fields modified/used:
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| 321 | * - Used: @c bkpinfo->backup_data
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| 322 | * - Used: @c bkpinfo->backup_media_type
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| 323 | * - Used: @c bkpinfo->cdrw_speed
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| 324 | * - Used: @c bkpinfo->compression_level
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| 325 | * - Used: @c bkpinfo->include_paths
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| 326 | * - Used: @c bkpinfo->prefix
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| 327 | * - Used: @c bkpinfo->isodir
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| 328 | * - Used: @c bkpinfo->manual_cd_tray
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| 329 | * - Used: @c bkpinfo->make_cd_use_lilo
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| 330 | * - Used: @c bkpinfo->media_device
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| 331 | * - Used: @c bkpinfo->nfs_mount
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| 332 | * - Used: @c bkpinfo->nonbootable_backup
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| 333 | * - Used: @c bkpinfo->scratchdir
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| 334 | * - Used: @c bkpinfo->tmpdir
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| 335 | * - Used: @c bkpinfo->use_lzo
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| 336 | * - Modified: @c bkpinfo->call_before_iso
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| 337 | * - Modified: @c bkpinfo->call_make_iso
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| 338 | * - Modified: @c bkpinfo->optimal_set_size
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| 339 | * - Modified: @c bkpinfo->zip_exe
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| 340 | * - Modified: @c bkpinfo->zip_suffix
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| 341 | *
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| 342 | * @return number of errors, or 0 for success.
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| 343 | * @note Also creates directories that are specified in the @c bkpinfo structure but
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| 344 | * do not exist.
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| 345 | */
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| 346 | int post_param_configuration(struct s_bkpinfo *bkpinfo)
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| 347 | {
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| 348 | char *extra_cdrom_params = NULL;
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| 349 | char *mondo_mkisofs_sz = NULL;
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| 350 | char *command;
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| 351 | char *hostname, *ip_address;
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| 352 | int retval = 0;
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| 353 | long avm = 0;
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| 354 | char *colon;
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| 355 | char *cdr_exe;
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| 356 | char *tmp;
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| 357 | char *tmp1;
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| 358 | char call_before_iso_user[MAX_STR_LEN] = "\0";
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| 359 | int rdsiz_MB;
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| 360 | char *iso_path;
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| 361 |
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| 362 | assert(bkpinfo != NULL);
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| 363 | bkpinfo->optimal_set_size =
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| 364 | (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 4 : 8) *
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| 365 | 1024;
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| 366 |
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| 367 | log_msg(1, "Foo");
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| 368 | if (bkpinfo->backup_media_type == tape) {
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| 369 | log_msg(1, "Bar");
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| 370 | asprintf(&tmp, "mt -f %s status", bkpinfo->media_device);
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| 371 | log_msg(1, "tmp = '%s'", tmp);
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| 372 | if (run_program_and_log_output(tmp, 3)) {
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| 373 | fatal_error
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| 374 | ("Unable to open tape device. If you haven't specified it with -d, do so. If you already have, check your parameter. I think it's wrong.");
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| 375 | }
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| 376 | paranoid_free(tmp);
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| 377 | }
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| 378 | make_hole_for_dir(bkpinfo->scratchdir);
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| 379 | make_hole_for_dir(bkpinfo->tmpdir);
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| 380 | if (bkpinfo->backup_media_type == iso)
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| 381 | make_hole_for_dir(bkpinfo->isodir);
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| 382 |
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| 383 | run_program_and_log_output("uname -a", 5);
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| 384 | run_program_and_log_output("cat /etc/*issue*", 5);
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| 385 | asprintf(&g_tmpfs_mountpt, "%s/tmpfs", bkpinfo->tmpdir);
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| 386 | asprintf(&command, "mkdir -p %s", g_tmpfs_mountpt);
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| 387 | paranoid_system(command);
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| 388 | paranoid_free(command);
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| 389 | rdsiz_MB = PPCFG_RAMDISK_SIZE + g_tape_buffer_size_MB;
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| 390 | #ifdef __FreeBSD__
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| 391 | asprintf(&tmp,
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| 392 | call_program_and_get_last_line_of_output
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| 393 | ("vmstat | tail -1 | tr -s ' ' | cut -d' ' -f6"));
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| 394 | avm += atol(tmp);
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| 395 | paranoid_free(tmp);
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| 396 | asprintf(&tmp,
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| 397 | call_program_and_get_last_line_of_output
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| 398 | ("swapinfo | grep -v Device | tr -s ' ' | cut -d' ' -f4 | tr '\n' '+' | sed 's/+$//' | bc"));
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| 399 | avm += atol(tmp);
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| 400 | paranoid_free(tmp);
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| 401 | asprintf(&command, "mdmfs -s %d%c md9 %s", rdsiz_MB, 'm',
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| 402 | g_tmpfs_mountpt);
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| 403 | #else
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| 404 | asprintf(&tmp,
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| 405 | call_program_and_get_last_line_of_output
|
|---|
| 406 | ("free | grep \":\" | tr -s ' ' '\t' | cut -f2 | head -n1"));
|
|---|
| 407 | avm += atol(tmp);
|
|---|
| 408 | paranoid_free(tmp);
|
|---|
| 409 | asprintf(&command, "mount /dev/shm -t tmpfs %s -o size=%d%c",
|
|---|
| 410 | g_tmpfs_mountpt, rdsiz_MB, 'm');
|
|---|
| 411 | run_program_and_log_output("cat /proc/cpuinfo", 5);
|
|---|
| 412 | /* BERLIOS: rpm is not necessarily there ! */
|
|---|
| 413 | run_program_and_log_output
|
|---|
| 414 | ("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc",
|
|---|
| 415 | 5);
|
|---|
| 416 | #endif
|
|---|
| 417 | if (avm / 1024 > rdsiz_MB * 3) {
|
|---|
| 418 | if (run_program_and_log_output(command, 5)) {
|
|---|
| 419 | g_tmpfs_mountpt[0] = '\0';
|
|---|
| 420 | log_it("Failed to mount tmpfs");
|
|---|
| 421 | } else {
|
|---|
| 422 | log_it("Tmpfs mounted OK - %d MB", rdsiz_MB);
|
|---|
| 423 | }
|
|---|
| 424 | } else {
|
|---|
| 425 | g_tmpfs_mountpt[0] = '\0';
|
|---|
| 426 | log_it("It doesn't seem you have enough swap to use tmpfs. Fine.");
|
|---|
| 427 | }
|
|---|
| 428 | paranoid_free(command);
|
|---|
| 429 |
|
|---|
| 430 | if (bkpinfo->use_lzo) {
|
|---|
| 431 | strcpy(bkpinfo->zip_exe, "lzop");
|
|---|
| 432 | strcpy(bkpinfo->zip_suffix, "lzo");
|
|---|
| 433 | } else if (bkpinfo->compression_level != 0) {
|
|---|
| 434 | strcpy(bkpinfo->zip_exe, "bzip2");
|
|---|
| 435 | strcpy(bkpinfo->zip_suffix, "bz2");
|
|---|
| 436 | } else {
|
|---|
| 437 | bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
|
|---|
| 438 | }
|
|---|
| 439 |
|
|---|
| 440 | // DVD
|
|---|
| 441 |
|
|---|
| 442 | if (bkpinfo->backup_media_type == dvd) {
|
|---|
| 443 | if (!(find_home_of_exe("growisofs"))) {
|
|---|
| 444 | fatal_error("Please install growisofs.");
|
|---|
| 445 | }
|
|---|
| 446 | if (bkpinfo->nonbootable_backup) {
|
|---|
| 447 | asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
|
|---|
| 448 | } else if
|
|---|
| 449 | #ifdef __FreeBSD__
|
|---|
| 450 | (TRUE)
|
|---|
| 451 | #else
|
|---|
| 452 | (bkpinfo->make_cd_use_lilo)
|
|---|
| 453 | #endif
|
|---|
| 454 | #ifdef __IA64__
|
|---|
| 455 | {
|
|---|
| 456 | asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
|
|---|
| 457 | }
|
|---|
| 458 | #else
|
|---|
| 459 | {
|
|---|
| 460 | asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
|
|---|
| 461 | }
|
|---|
| 462 | #endif
|
|---|
| 463 | else
|
|---|
| 464 | {
|
|---|
| 465 | asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
|
|---|
| 466 | }
|
|---|
| 467 | if (bkpinfo->manual_cd_tray) {
|
|---|
| 468 | fatal_error("Manual CD tray + DVD not supported yet.");
|
|---|
| 469 | // -m isn't supported by growisofs, BTW...
|
|---|
| 470 | } else {
|
|---|
| 471 | sprintf(bkpinfo->call_make_iso,
|
|---|
| 472 | "%s %s -Z %s . 2>> _ERR_",
|
|---|
| 473 | mondo_mkisofs_sz, "", bkpinfo->media_device);
|
|---|
| 474 | }
|
|---|
| 475 | paranoid_free(mondo_mkisofs_sz);
|
|---|
| 476 |
|
|---|
| 477 | if (getenv("SUDO_COMMAND")) {
|
|---|
| 478 | fatal_error
|
|---|
| 479 | ("Can't write DVDs as sudo because growisofs doesn't support this - please see the growisofs manpage for details.");
|
|---|
| 480 | }
|
|---|
| 481 | log_msg(2, "call_make_iso (DVD res) is ... %s",
|
|---|
| 482 | bkpinfo->call_make_iso);
|
|---|
| 483 | } // end of DVD code
|
|---|
| 484 |
|
|---|
| 485 | // CD-R or CD-RW
|
|---|
| 486 | if (bkpinfo->backup_media_type == cdrw
|
|---|
| 487 | || bkpinfo->backup_media_type == cdr) {
|
|---|
| 488 | if (!bkpinfo->manual_cd_tray) {
|
|---|
| 489 | asprintf(&extra_cdrom_params, "-waiti ");
|
|---|
| 490 | }
|
|---|
| 491 | if (bkpinfo->backup_media_type == cdrw) {
|
|---|
| 492 | if (extra_cdrom_params != NULL) {
|
|---|
| 493 | asprintf(&tmp, extra_cdrom_params);
|
|---|
| 494 | paranoid_free(extra_cdrom_params);
|
|---|
| 495 | asprintf(&extra_cdrom_params, "%s blank=fast ", tmp);
|
|---|
| 496 | } else {
|
|---|
| 497 | asprintf(&extra_cdrom_params, "blank=fast ");
|
|---|
| 498 | }
|
|---|
| 499 | }
|
|---|
| 500 | if (find_home_of_exe("cdrecord")) {
|
|---|
| 501 | asprintf(&cdr_exe, "cdrecord");
|
|---|
| 502 | } else if (find_home_of_exe("dvdrecord")) {
|
|---|
| 503 | asprintf(&cdr_exe, "dvdrecord");
|
|---|
| 504 | } else {
|
|---|
| 505 | fatal_error("Please install either cdrecord or dvdrecord.");
|
|---|
| 506 | }
|
|---|
| 507 | if (bkpinfo->nonbootable_backup) {
|
|---|
| 508 | asprintf(&mondo_mkisofs_sz, "%s -r -p MondoRescue -publisher www.mondorescue.org -A Mondo_Rescue_GPL_Version -V _CD#_", mrconf->mondo_iso_creation_cmd);
|
|---|
| 509 | } else if
|
|---|
| 510 | #ifdef __FreeBSD__
|
|---|
| 511 | (TRUE)
|
|---|
| 512 | #else
|
|---|
| 513 | (bkpinfo->make_cd_use_lilo)
|
|---|
| 514 | #endif
|
|---|
| 515 | #ifdef __IA64__
|
|---|
| 516 | {
|
|---|
| 517 | asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_ELILO);
|
|---|
| 518 | }
|
|---|
| 519 | #else
|
|---|
| 520 | {
|
|---|
| 521 | asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_LILO);
|
|---|
| 522 | }
|
|---|
| 523 | #endif
|
|---|
| 524 | else
|
|---|
| 525 | {
|
|---|
| 526 | asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_SYSLINUX);
|
|---|
| 527 | }
|
|---|
| 528 | if (bkpinfo->manual_cd_tray) {
|
|---|
| 529 | if (bkpinfo->call_before_iso[0] == '\0') {
|
|---|
| 530 | sprintf(bkpinfo->call_before_iso,
|
|---|
| 531 | "%s -o %s/temporary.iso . 2>> _ERR_",
|
|---|
| 532 | mondo_mkisofs_sz, bkpinfo->tmpdir);
|
|---|
| 533 | } else {
|
|---|
| 534 | strncpy(call_before_iso_user, bkpinfo->call_before_iso, MAX_STR_LEN);
|
|---|
| 535 | sprintf (bkpinfo->call_before_iso,
|
|---|
| 536 | "( %s -o %s/temporary.iso . 2>> _ERR_ ; %s )",
|
|---|
| 537 | mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
|
|---|
| 538 | }
|
|---|
| 539 | log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
|
|---|
| 540 | sprintf(bkpinfo->call_make_iso,
|
|---|
| 541 | "%s %s -v %s fs=4m dev=%s speed=%d %s/temporary.iso",
|
|---|
| 542 | cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject",
|
|---|
| 543 | extra_cdrom_params, bkpinfo->media_device,
|
|---|
| 544 | bkpinfo->cdrw_speed, bkpinfo->tmpdir);
|
|---|
| 545 | } else {
|
|---|
| 546 | sprintf(bkpinfo->call_make_iso,
|
|---|
| 547 | "%s . 2>> _ERR_ | %s %s %s fs=4m dev=%s speed=%d -",
|
|---|
| 548 | mondo_mkisofs_sz, cdr_exe,
|
|---|
| 549 | (bkpinfo->please_dont_eject) ? " " : "-eject",
|
|---|
| 550 | extra_cdrom_params, bkpinfo->media_device,
|
|---|
| 551 | bkpinfo->cdrw_speed);
|
|---|
| 552 | }
|
|---|
| 553 | paranoid_free(mondo_mkisofs_sz);
|
|---|
| 554 | paranoid_free(cdr_exe);
|
|---|
| 555 | paranoid_free(extra_cdrom_params);
|
|---|
| 556 | } // end of CD code
|
|---|
| 557 |
|
|---|
| 558 | if (bkpinfo->backup_media_type == iso) {
|
|---|
| 559 |
|
|---|
| 560 | /* Patch by Conor Daly <conor.daly@met.ie>
|
|---|
| 561 | * 23-june-2004
|
|---|
| 562 | * Break up isodir into iso_mnt and iso_path
|
|---|
| 563 | * These will be used along with iso-dev at restore time
|
|---|
| 564 | * to locate the ISOs where ever they're mounted
|
|---|
| 565 | */
|
|---|
| 566 |
|
|---|
| 567 | log_it("isodir = %s", bkpinfo->isodir);
|
|---|
| 568 | asprintf(&command, "df -P %s | tail -n1 | cut -d' ' -f1",
|
|---|
| 569 | bkpinfo->isodir);
|
|---|
| 570 | log_it("command = %s", command);
|
|---|
| 571 | asprintf(&tmp, call_program_and_get_last_line_of_output(command));
|
|---|
| 572 | paranoid_free(command);
|
|---|
| 573 | log_it("res of it = %s", tmp);
|
|---|
| 574 | asprintf(&tmp1, "%s/ISO-DEV", bkpinfo->tmpdir);
|
|---|
| 575 | write_one_liner_data_file(tmp1, tmp);
|
|---|
| 576 | paranoid_free(tmp1);
|
|---|
| 577 |
|
|---|
| 578 | asprintf(&command, "mount | grep -w %s | tail -n1 | cut -d' ' -f3",
|
|---|
| 579 | tmp);
|
|---|
| 580 | paranoid_free(tmp);
|
|---|
| 581 | log_it("command = %s", command);
|
|---|
| 582 | asprintf(&tmp, call_program_and_get_last_line_of_output(command));
|
|---|
| 583 | paranoid_free(command);
|
|---|
| 584 | log_it("res of it = %s", tmp);
|
|---|
| 585 |
|
|---|
| 586 | asprintf(&tmp1, "%s/ISO-MNT", bkpinfo->tmpdir);
|
|---|
| 587 | write_one_liner_data_file(tmp1, tmp);
|
|---|
| 588 | paranoid_free(tmp1);
|
|---|
| 589 |
|
|---|
| 590 | log_it("isomnt: %s, %d", tmp, strlen(tmp));
|
|---|
| 591 | if (strlen(bkpinfo->isodir) < strlen(tmp)) {
|
|---|
| 592 | asprintf(&iso_path, " ");
|
|---|
| 593 | } else {
|
|---|
| 594 | asprintf(&iso_path, "%s", bkpinfo->isodir + strlen(tmp));
|
|---|
| 595 | }
|
|---|
| 596 | paranoid_free(tmp);
|
|---|
| 597 |
|
|---|
| 598 | asprintf(&tmp, "%s/ISODIR", bkpinfo->tmpdir);
|
|---|
| 599 | write_one_liner_data_file(tmp, iso_path);
|
|---|
| 600 | paranoid_free(tmp);
|
|---|
| 601 | log_it("isodir: %s", iso_path);
|
|---|
| 602 | paranoid_free(iso_path);
|
|---|
| 603 | asprintf(&tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
|
|---|
| 604 | write_one_liner_data_file(tmp, bkpinfo->prefix);
|
|---|
| 605 | log_it("iso-prefix: %s", bkpinfo->prefix);
|
|---|
| 606 | paranoid_free(tmp);
|
|---|
| 607 | /* End patch */
|
|---|
| 608 | } // end of iso code
|
|---|
| 609 |
|
|---|
| 610 | if (bkpinfo->backup_media_type == nfs) {
|
|---|
| 611 | asprintf(&hostname, bkpinfo->nfs_mount);
|
|---|
| 612 | colon = strchr(hostname, ':');
|
|---|
| 613 | if (!colon) {
|
|---|
| 614 | log_it("nfs mount doesn't have a colon in it");
|
|---|
| 615 | retval++;
|
|---|
| 616 | } else {
|
|---|
| 617 | struct hostent *hent;
|
|---|
| 618 |
|
|---|
| 619 | *colon = '\0';
|
|---|
| 620 | hent = gethostbyname(hostname);
|
|---|
| 621 | if (!hent) {
|
|---|
| 622 | log_it("Can't resolve NFS mount (%s): %s", hostname,
|
|---|
| 623 | hstrerror(h_errno));
|
|---|
| 624 | retval++;
|
|---|
| 625 | } else {
|
|---|
| 626 | asprintf(&ip_address, "%s%s", inet_ntoa((struct in_addr)
|
|---|
| 627 | *((struct in_addr
|
|---|
| 628 | *) hent->
|
|---|
| 629 | h_addr)),
|
|---|
| 630 | strchr(bkpinfo->nfs_mount, ':'));
|
|---|
| 631 | strcpy(bkpinfo->nfs_mount, ip_address);
|
|---|
| 632 | paranoid_free(ip_address);
|
|---|
| 633 | }
|
|---|
| 634 | }
|
|---|
| 635 | store_nfs_config(bkpinfo);
|
|---|
| 636 | paranoid_free(hostname);
|
|---|
| 637 | }
|
|---|
| 638 |
|
|---|
| 639 | log_it("Finished processing incoming params");
|
|---|
| 640 | if (retval) {
|
|---|
| 641 | fprintf(stderr, "Type 'man mondoarchive' for help.\n");
|
|---|
| 642 | }
|
|---|
| 643 | asprintf(&tmp, "%s", MONDO_TMPISOS);
|
|---|
| 644 | if (does_file_exist(tmp)) {
|
|---|
| 645 | unlink(tmp);
|
|---|
| 646 | }
|
|---|
| 647 | paranoid_free(tmp);
|
|---|
| 648 |
|
|---|
| 649 | if (strlen(bkpinfo->tmpdir) < 2 || strlen(bkpinfo->scratchdir) < 2) {
|
|---|
| 650 | log_it("tmpdir or scratchdir are blank/missing");
|
|---|
| 651 | retval++;
|
|---|
| 652 | }
|
|---|
| 653 | if (bkpinfo->include_paths[0] == '\0') {
|
|---|
| 654 | // fatal_error ("Why no backup path?");
|
|---|
| 655 | strcpy(bkpinfo->include_paths, "/");
|
|---|
| 656 | }
|
|---|
| 657 | chmod(bkpinfo->scratchdir, 0700);
|
|---|
| 658 | chmod(bkpinfo->tmpdir, 0700);
|
|---|
| 659 | g_backup_media_type = bkpinfo->backup_media_type;
|
|---|
| 660 | return (retval);
|
|---|
| 661 | }
|
|---|
| 662 |
|
|---|
| 663 |
|
|---|
| 664 |
|
|---|
| 665 | /**
|
|---|
| 666 | * Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
|
|---|
| 667 | * Seeds the random-number generator, loads important modules, checks the sanity
|
|---|
| 668 | * of the user's Linux distribution, and deletes logfile.
|
|---|
| 669 | * @param bkpinfo The backup information structure. Will be initialized.
|
|---|
| 670 | * @return number of errors (0 for success)
|
|---|
| 671 | */
|
|---|
| 672 | int pre_param_configuration(struct s_bkpinfo *bkpinfo)
|
|---|
| 673 | {
|
|---|
| 674 | int res = 0;
|
|---|
| 675 |
|
|---|
| 676 | make_hole_for_dir(MNT_CDROM);
|
|---|
| 677 | assert(bkpinfo != NULL);
|
|---|
| 678 | srandom((unsigned long) (time(NULL)));
|
|---|
| 679 | insmod_crucial_modules();
|
|---|
| 680 | reset_bkpinfo(bkpinfo); // also sets defaults ('/'=backup path, 3=compression level)
|
|---|
| 681 | if (bkpinfo->disaster_recovery) {
|
|---|
| 682 | if (!does_nonMS_partition_exist()) {
|
|---|
| 683 | fatal_error
|
|---|
| 684 | ("I am in disaster recovery mode\nPlease don't run mondoarchive.");
|
|---|
| 685 | }
|
|---|
| 686 | }
|
|---|
| 687 |
|
|---|
| 688 | unlink(MONDO_TRACEFILE);
|
|---|
| 689 | run_program_and_log_output("rm -Rf /tmp/changed.files*", FALSE);
|
|---|
| 690 | if ((g_mondo_home = find_and_store_mondoarchives_home()) == NULL) {
|
|---|
| 691 | fprintf(stderr,
|
|---|
| 692 | "Cannot find Mondo's homedir. I think you have >1 'mondo' directory on your hard disk. Please delete the superfluous 'mondo' directories and try again\n");
|
|---|
| 693 | res++;
|
|---|
| 694 | return (res);
|
|---|
| 695 | }
|
|---|
| 696 | res += some_basic_system_sanity_checks();
|
|---|
| 697 | if (res) {
|
|---|
| 698 | log_it("Your distribution did not pass Mondo's sanity test.");
|
|---|
| 699 | }
|
|---|
| 700 | g_current_media_number = 1;
|
|---|
| 701 | bkpinfo->postnuke_tarball[0] = bkpinfo->nfs_mount[0] = '\0';
|
|---|
| 702 | return (res);
|
|---|
| 703 | }
|
|---|
| 704 |
|
|---|
| 705 |
|
|---|
| 706 |
|
|---|
| 707 |
|
|---|
| 708 | /**
|
|---|
| 709 | * Reset all fields of the backup information structure to a sensible default.
|
|---|
| 710 | * @param bkpinfo The @c bkpinfo to reset.
|
|---|
| 711 | */
|
|---|
| 712 | void reset_bkpinfo(struct s_bkpinfo *bkpinfo)
|
|---|
| 713 | {
|
|---|
| 714 | int i;
|
|---|
| 715 |
|
|---|
| 716 | log_msg(1, "Hi");
|
|---|
| 717 | assert(bkpinfo != NULL);
|
|---|
| 718 | memset((void *) bkpinfo, 0, sizeof(struct s_bkpinfo));
|
|---|
| 719 | bkpinfo->manual_cd_tray = FALSE;
|
|---|
| 720 | bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
|
|---|
| 721 | paranoid_free(bkpinfo->media_device);
|
|---|
| 722 | for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
|
|---|
| 723 | bkpinfo->media_size[i] = -1;
|
|---|
| 724 | }
|
|---|
| 725 | bkpinfo->boot_loader = '\0';
|
|---|
| 726 | bkpinfo->boot_device[0] = '\0';
|
|---|
| 727 | bkpinfo->zip_exe[0] = '\0';
|
|---|
| 728 | bkpinfo->zip_suffix[0] = '\0';
|
|---|
| 729 | bkpinfo->restore_path[0] = '\0';
|
|---|
| 730 | bkpinfo->use_lzo = FALSE;
|
|---|
| 731 | bkpinfo->do_not_compress_these[0] = '\0';
|
|---|
| 732 | bkpinfo->verify_data = FALSE;
|
|---|
| 733 | bkpinfo->backup_data = FALSE;
|
|---|
| 734 | bkpinfo->restore_data = FALSE;
|
|---|
| 735 | bkpinfo->disaster_recovery =
|
|---|
| 736 | (am_I_in_disaster_recovery_mode()? TRUE : FALSE);
|
|---|
| 737 | if (bkpinfo->disaster_recovery) {
|
|---|
| 738 | strcpy(bkpinfo->isodir, "/");
|
|---|
| 739 | } else {
|
|---|
| 740 | strcpy(bkpinfo->isodir, "/var/cache/mondo/iso");
|
|---|
| 741 | }
|
|---|
| 742 | strcpy(bkpinfo->prefix, STD_PREFIX);
|
|---|
| 743 |
|
|---|
| 744 | bkpinfo->scratchdir[0] = '\0';
|
|---|
| 745 | bkpinfo->make_filelist = TRUE; // unless -J supplied to mondoarchive
|
|---|
| 746 | sprintf(bkpinfo->tmpdir, "/tmp/tmpfs/mondo.tmp.%d", (int) (random() % 32768)); // for mondorestore
|
|---|
| 747 | bkpinfo->optimal_set_size = 0;
|
|---|
| 748 | bkpinfo->backup_media_type = none;
|
|---|
| 749 | strcpy(bkpinfo->include_paths, "/");
|
|---|
| 750 | bkpinfo->exclude_paths[0] = '\0';
|
|---|
| 751 | bkpinfo->call_before_iso[0] = '\0';
|
|---|
| 752 | bkpinfo->call_make_iso[0] = '\0';
|
|---|
| 753 | bkpinfo->call_burn_iso[0] = '\0';
|
|---|
| 754 | bkpinfo->call_after_iso[0] = '\0';
|
|---|
| 755 | bkpinfo->image_devs[0] = '\0';
|
|---|
| 756 | bkpinfo->postnuke_tarball[0] = '\0';
|
|---|
| 757 | bkpinfo->kernel_path[0] = '\0';
|
|---|
| 758 | bkpinfo->nfs_mount[0] = '\0';
|
|---|
| 759 | bkpinfo->nfs_remote_dir[0] = '\0';
|
|---|
| 760 | bkpinfo->wipe_media_first = FALSE;
|
|---|
| 761 | bkpinfo->differential = FALSE;
|
|---|
| 762 | bkpinfo->cdrw_speed = 0;
|
|---|
| 763 | // patch by Herman Kuster
|
|---|
| 764 | bkpinfo->differential = 0;
|
|---|
| 765 | // patch end
|
|---|
| 766 | bkpinfo->compression_level = 3;
|
|---|
| 767 | }
|
|---|
| 768 |
|
|---|
| 769 |
|
|---|
| 770 |
|
|---|
| 771 |
|
|---|
| 772 | /**
|
|---|
| 773 | * Get the remaining free space (in MB) on @p partition.
|
|---|
| 774 | * @param partition The partition to check free space on (either a device or a mountpoint).
|
|---|
| 775 | * @return The free space on @p partition, in MB.
|
|---|
| 776 | */
|
|---|
| 777 | long free_space_on_given_partition(char *partition)
|
|---|
| 778 | {
|
|---|
| 779 | char *command, *out_sz;
|
|---|
| 780 | long res;
|
|---|
| 781 |
|
|---|
| 782 | assert_string_is_neither_NULL_nor_zerolength(partition);
|
|---|
| 783 |
|
|---|
| 784 | asprintf(&command, "df -m -P %s &> /dev/null", partition);
|
|---|
| 785 | if (system(command)) {
|
|---|
| 786 | return (-1);
|
|---|
| 787 | } // partition does not exist
|
|---|
| 788 | paranoid_free(command);
|
|---|
| 789 |
|
|---|
| 790 | asprintf(&command, "df -m -P %s | tail -n1 | tr -s ' ' '\t' | cut -f4",
|
|---|
| 791 | partition);
|
|---|
| 792 | asprintf(&out_sz, call_program_and_get_last_line_of_output(command));
|
|---|
| 793 | paranoid_free(command);
|
|---|
| 794 | if (strlen(out_sz) == 0) {
|
|---|
| 795 | return (-1);
|
|---|
| 796 | } // error within df, probably
|
|---|
| 797 | res = atol(out_sz);
|
|---|
| 798 | paranoid_free(out_sz);
|
|---|
| 799 | return (res);
|
|---|
| 800 | }
|
|---|
| 801 |
|
|---|
| 802 |
|
|---|
| 803 |
|
|---|
| 804 | /**
|
|---|
| 805 | * Check the user's system for sanity. Checks performed:
|
|---|
| 806 | * - make sure user has enough RAM (32mb required, 64mb recommended)
|
|---|
| 807 | * - make sure user has enough free space in @c /
|
|---|
| 808 | * - check kernel for ramdisk support
|
|---|
| 809 | * - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
|
|---|
| 810 | * - make sure CD-ROM is unmounted
|
|---|
| 811 | * - make sure /etc/modules.conf exists
|
|---|
| 812 | * - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
|
|---|
| 813 | *
|
|---|
| 814 | * @return number of problems with the user's setup (0 for success)
|
|---|
| 815 | */
|
|---|
| 816 | int some_basic_system_sanity_checks()
|
|---|
| 817 | {
|
|---|
| 818 |
|
|---|
| 819 | /*@ buffers ************ */
|
|---|
| 820 | char *tmp;
|
|---|
| 821 |
|
|---|
| 822 | /*@ int's *************** */
|
|---|
| 823 | int retval = 0;
|
|---|
| 824 | long Lres;
|
|---|
| 825 |
|
|---|
| 826 |
|
|---|
| 827 | mvaddstr_and_log_it(g_currentY, 0,
|
|---|
| 828 | "Checking sanity of your Linux distribution");
|
|---|
| 829 | #ifndef __FreeBSD__
|
|---|
| 830 | if (system("which mkfs.vfat &> /dev/null")
|
|---|
| 831 | && !system("which mkfs.msdos &> /dev/null")) {
|
|---|
| 832 | log_it
|
|---|
| 833 | ("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
|
|---|
| 834 | run_program_and_log_output
|
|---|
| 835 | ("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
|
|---|
| 836 | }
|
|---|
| 837 | asprintf(&tmp,
|
|---|
| 838 | call_program_and_get_last_line_of_output
|
|---|
| 839 | ("free | grep Mem | head -n1 | tr -s ' ' '\t' | cut -f2"));
|
|---|
| 840 | if (atol(tmp) < 35000) {
|
|---|
| 841 | retval++;
|
|---|
| 842 | log_to_screen(_("You must have at least 32MB of RAM to use Mondo."));
|
|---|
| 843 | }
|
|---|
| 844 | if (atol(tmp) < 66000) {
|
|---|
| 845 | log_to_screen
|
|---|
| 846 | (_("WARNING! You have very little RAM. Please upgrade to 64MB or more."));
|
|---|
| 847 | }
|
|---|
| 848 | paranoid_free(tmp);
|
|---|
| 849 | #endif
|
|---|
| 850 |
|
|---|
| 851 | if ((Lres = free_space_on_given_partition("/var/cache/mondo")) == -1) /* {
|
|---|
| 852 | Lres = free_space_on_given_partition("/");
|
|---|
| 853 | }
|
|---|
| 854 | */
|
|---|
| 855 | log_it("Free space on given partition = %ld MB", Lres);
|
|---|
| 856 |
|
|---|
| 857 | if (Lres < 50) {
|
|---|
| 858 | fatal_error("Your /var/cache/mondo partition has <50MB free. Please adjust your partition table to something saner.");
|
|---|
| 859 | }
|
|---|
| 860 |
|
|---|
| 861 | if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
|
|---|
| 862 | retval++;
|
|---|
| 863 | log_to_screen
|
|---|
| 864 | ("Unable to find " MKE2FS_OR_NEWFS " in system path.");
|
|---|
| 865 | fatal_error
|
|---|
| 866 | ("Please use \"su -\", not \"su\" to become root. OK? ...and please don't e-mail the mailing list or me about this. Just read the message. :)");
|
|---|
| 867 | }
|
|---|
| 868 | #ifndef __FreeBSD__
|
|---|
| 869 | if (run_program_and_log_output
|
|---|
| 870 | ("grep ramdisk /proc/devices", FALSE)) {
|
|---|
| 871 | if (!ask_me_yes_or_no
|
|---|
| 872 | (_("Your kernel has no ramdisk support. That's mind-numbingly stupid but I'll allow it if you're planning to use a failsafe kernel. Are you?")))
|
|---|
| 873 | {
|
|---|
| 874 | // retval++;
|
|---|
| 875 | log_to_screen
|
|---|
| 876 | (_("It looks as if your kernel lacks ramdisk and initrd support."));
|
|---|
| 877 | log_to_screen
|
|---|
| 878 | (_("I'll allow you to proceed but FYI, if I'm right, your kernel is broken."));
|
|---|
| 879 | }
|
|---|
| 880 | }
|
|---|
| 881 | #endif
|
|---|
| 882 | retval += whine_if_not_found(MKE2FS_OR_NEWFS);
|
|---|
| 883 | retval += whine_if_not_found("mkisofs");
|
|---|
| 884 | if (system("which dvdrecord > /dev/null 2> /dev/null")) {
|
|---|
| 885 | retval += whine_if_not_found("cdrecord");
|
|---|
| 886 | }
|
|---|
| 887 | retval += whine_if_not_found("bzip2");
|
|---|
| 888 | retval += whine_if_not_found("awk");
|
|---|
| 889 | retval += whine_if_not_found("md5sum");
|
|---|
| 890 | retval += whine_if_not_found("strings");
|
|---|
| 891 | retval += whine_if_not_found("mindi");
|
|---|
| 892 | retval += whine_if_not_found("buffer");
|
|---|
| 893 |
|
|---|
| 894 | // abort if Windows partition but no ms-sys and parted
|
|---|
| 895 | if (!run_program_and_log_output
|
|---|
| 896 | ("mount | grep -w vfat | grep -v /dev/fd | grep -v nexdisk", 0)
|
|---|
| 897 | ||
|
|---|
| 898 | !run_program_and_log_output
|
|---|
| 899 | ("mount | grep -w dos | grep -v /dev/fd | grep -v nexdisk", 0)) {
|
|---|
| 900 | log_to_screen(_("I think you have a Windows 9x partition."));
|
|---|
| 901 | retval += whine_if_not_found("parted");
|
|---|
| 902 | #ifndef __IA64__
|
|---|
| 903 | /* IA64 always has one vfat partition for EFI even without Windows */
|
|---|
| 904 | // retval +=
|
|---|
| 905 | if (!find_home_of_exe("ms-sys")) {
|
|---|
| 906 | log_to_screen(_("Please install ms-sys just in case."));
|
|---|
| 907 | }
|
|---|
| 908 | #endif
|
|---|
| 909 | }
|
|---|
| 910 |
|
|---|
| 911 | if (!find_home_of_exe("cmp")) {
|
|---|
| 912 | if (!find_home_of_exe("true")) {
|
|---|
| 913 | whine_if_not_found("cmp");
|
|---|
| 914 | } else {
|
|---|
| 915 | log_to_screen
|
|---|
| 916 | (_("Your system lacks the 'cmp' binary. I'll create a dummy cmp for you."));
|
|---|
| 917 | if (run_program_and_log_output
|
|---|
| 918 | ("cp -f `which true` /usr/bin/cmp", 0)) {
|
|---|
| 919 | fatal_error("Failed to create dummy 'cmp' file.");
|
|---|
| 920 | }
|
|---|
| 921 | }
|
|---|
| 922 | }
|
|---|
| 923 | run_program_and_log_output
|
|---|
| 924 | ("umount `mount | grep cdr | cut -d' ' -f3 | tr '\n' ' '`", 5);
|
|---|
| 925 | asprintf(&tmp,
|
|---|
| 926 | call_program_and_get_last_line_of_output
|
|---|
| 927 | ("mount | grep -E \"cdr(om|w)\""));
|
|---|
| 928 | if (strcmp("", tmp)) {
|
|---|
| 929 | if (strstr(tmp, "autofs")) {
|
|---|
| 930 | log_to_screen
|
|---|
| 931 | (_("Your CD-ROM is mounted via autofs. I therefore cannot tell"));
|
|---|
| 932 | log_to_screen
|
|---|
| 933 | (_("if a CD actually is inserted. If a CD is inserted, please"));
|
|---|
| 934 | log_to_screen(_("eject it. Thank you."));
|
|---|
| 935 | log_it
|
|---|
| 936 | ("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
|
|---|
| 937 | } else
|
|---|
| 938 | if (run_program_and_log_output("uname -a | grep Knoppix", 5)) {
|
|---|
| 939 | retval++;
|
|---|
| 940 | fatal_error
|
|---|
| 941 | ("Your CD-ROM drive is mounted. Please unmount it.");
|
|---|
| 942 | }
|
|---|
| 943 | }
|
|---|
| 944 | paranoid_free(tmp);
|
|---|
| 945 | #ifndef __FreeBSD__
|
|---|
| 946 | if (!does_file_exist("/etc/modules.conf")) {
|
|---|
| 947 | if (does_file_exist("/etc/conf.modules")) {
|
|---|
| 948 | log_it("Linking /etc/modules.conf to /etc/conf.modules");
|
|---|
| 949 | run_program_and_log_output
|
|---|
| 950 | ("ln -sf /etc/conf.modules /etc/modules.conf", 5);
|
|---|
| 951 | } else if (does_file_exist("/etc/modprobe.d")) {
|
|---|
| 952 | log_it
|
|---|
| 953 | ("Directory /etc/modprobe.d found. mindi will use its contents.");
|
|---|
| 954 | } else if (does_file_exist("/etc/modprobe.conf")) {
|
|---|
| 955 | log_it("Linking /etc/modules.conf to /etc/modprobe.conf");
|
|---|
| 956 | run_program_and_log_output
|
|---|
| 957 | ("ln -sf /etc/modprobe.conf /etc/modules.conf", 5);
|
|---|
| 958 | } else {
|
|---|
| 959 | retval++;
|
|---|
| 960 | log_to_screen
|
|---|
| 961 | (_("Please find out what happened to /etc/modules.conf"));
|
|---|
| 962 | }
|
|---|
| 963 | }
|
|---|
| 964 | #endif
|
|---|
| 965 |
|
|---|
| 966 | run_program_and_log_output("cat /etc/fstab", 5);
|
|---|
| 967 | #ifdef __FreeBSD__
|
|---|
| 968 | run_program_and_log_output("vinum printconfig", 5);
|
|---|
| 969 | #else
|
|---|
| 970 | run_program_and_log_output("cat /etc/raidtab", 5);
|
|---|
| 971 | #endif
|
|---|
| 972 |
|
|---|
| 973 | if (run_program_and_log_output("mindi -V", 1)) {
|
|---|
| 974 | log_to_screen(_("Could not ascertain mindi's version number."));
|
|---|
| 975 | log_to_screen
|
|---|
| 976 | (_("You have not installed Mondo and/or Mindi properly."));
|
|---|
| 977 | log_to_screen(_("Please uninstall and reinstall them both."));
|
|---|
| 978 | fatal_error("Please reinstall Mondo and Mindi.");
|
|---|
| 979 | }
|
|---|
| 980 | if (run_program_and_log_output
|
|---|
| 981 | ("mindi --makemountlist /tmp/mountlist.txt.test", 5)) {
|
|---|
| 982 | log_to_screen
|
|---|
| 983 | (_("Mindi --makemountlist /tmp/mountlist.txt.test failed for some reason."));
|
|---|
| 984 | log_to_screen
|
|---|
| 985 | (_("Please run that command by hand and examine /var/log/mindi.log"));
|
|---|
| 986 | log_to_screen
|
|---|
| 987 | (_("for more information. Perhaps your /etc/fstab file is insane."));
|
|---|
| 988 | log_to_screen
|
|---|
| 989 | (_("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see."));
|
|---|
| 990 | retval++;
|
|---|
| 991 | }
|
|---|
| 992 |
|
|---|
| 993 | if (!run_program_and_log_output("parted2fdisk -l | grep -i raid", 1)
|
|---|
| 994 | && !does_file_exist("/etc/raidtab")) {
|
|---|
| 995 | log_to_screen
|
|---|
| 996 | (_("You have RAID partitions but no /etc/raidtab - creating one from /proc/mdstat"));
|
|---|
| 997 | create_raidtab_from_mdstat("/etc/raidtab");
|
|---|
| 998 | }
|
|---|
| 999 |
|
|---|
| 1000 | if (retval) {
|
|---|
| 1001 | mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
|
|---|
| 1002 | } else {
|
|---|
| 1003 | mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
|
|---|
| 1004 | }
|
|---|
| 1005 | return (retval);
|
|---|
| 1006 | }
|
|---|
| 1007 |
|
|---|
| 1008 | /**
|
|---|
| 1009 | * Retrieve the line containing @p label from the config file.
|
|---|
| 1010 | * @param config_file The file to read from, usually @c /tmp/mondo-restore.cfg.
|
|---|
| 1011 | * @param label What to read from the file.
|
|---|
| 1012 | * @param value Where to put it.
|
|---|
| 1013 | * @return 0 for success, 1 for failure.
|
|---|
| 1014 | */
|
|---|
| 1015 | int read_cfg_var(char *config_file, char *label, char *value)
|
|---|
| 1016 | {
|
|---|
| 1017 | /*@ buffer ****************************************************** */
|
|---|
| 1018 | char *command;
|
|---|
| 1019 | char *tmp;
|
|---|
| 1020 |
|
|---|
| 1021 | /*@ end vars *************************************************** */
|
|---|
| 1022 |
|
|---|
| 1023 | assert_string_is_neither_NULL_nor_zerolength(config_file);
|
|---|
| 1024 | assert_string_is_neither_NULL_nor_zerolength(label);
|
|---|
| 1025 | if (!does_file_exist(config_file)) {
|
|---|
| 1026 | asprintf(&tmp, "(read_cfg_var) Cannot find %s config file",
|
|---|
| 1027 | config_file);
|
|---|
| 1028 | log_to_screen(tmp);
|
|---|
| 1029 | paranoid_free(tmp);
|
|---|
| 1030 | value[0] = '\0';
|
|---|
| 1031 | return (1);
|
|---|
| 1032 | } else if (strstr(value, "/dev/") && strstr(value, "t0")
|
|---|
| 1033 | && !strcmp(label, "media-dev")) {
|
|---|
| 1034 | log_msg(2, "FYI, I shan't read new value for %s - already got %s",
|
|---|
| 1035 | label, value);
|
|---|
| 1036 | return (0);
|
|---|
| 1037 | } else {
|
|---|
| 1038 | asprintf(&command, "grep '%s .*' %s| cut -d' ' -f2,3,4,5",
|
|---|
| 1039 | label, config_file);
|
|---|
| 1040 | strcpy(value, call_program_and_get_last_line_of_output(command));
|
|---|
| 1041 | paranoid_free(command);
|
|---|
| 1042 | if (strlen(value) == 0) {
|
|---|
| 1043 | return (1);
|
|---|
| 1044 | } else {
|
|---|
| 1045 | return (0);
|
|---|
| 1046 | }
|
|---|
| 1047 | }
|
|---|
| 1048 | }
|
|---|
| 1049 |
|
|---|
| 1050 |
|
|---|
| 1051 |
|
|---|
| 1052 | /**
|
|---|
| 1053 | * Remount @c supermount if it was unmounted earlier.
|
|---|
| 1054 | */
|
|---|
| 1055 | void remount_supermounts_if_necessary()
|
|---|
| 1056 | {
|
|---|
| 1057 | if (g_remount_cdrom_at_end) {
|
|---|
| 1058 | run_program_and_log_output("mount " MNT_CDROM, FALSE);
|
|---|
| 1059 | }
|
|---|
| 1060 | if (g_remount_floppy_at_end) {
|
|---|
| 1061 | run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
|
|---|
| 1062 | }
|
|---|
| 1063 | }
|
|---|
| 1064 |
|
|---|
| 1065 | /**
|
|---|
| 1066 | * Unmount @c supermount if it's mounted.
|
|---|
| 1067 | */
|
|---|
| 1068 | void unmount_supermounts_if_necessary()
|
|---|
| 1069 | {
|
|---|
| 1070 | if (run_program_and_log_output
|
|---|
| 1071 | ("mount | grep cdrom | grep super", FALSE) == 0) {
|
|---|
| 1072 | g_remount_cdrom_at_end = TRUE;
|
|---|
| 1073 | run_program_and_log_output("umount " MNT_CDROM, FALSE);
|
|---|
| 1074 | }
|
|---|
| 1075 | if (run_program_and_log_output
|
|---|
| 1076 | ("mount | grep floppy | grep super", FALSE) == 0) {
|
|---|
| 1077 | g_remount_floppy_at_end = TRUE;
|
|---|
| 1078 | run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
|
|---|
| 1079 | }
|
|---|
| 1080 | }
|
|---|
| 1081 |
|
|---|
| 1082 | /**
|
|---|
| 1083 | * If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
|
|---|
| 1084 | */
|
|---|
| 1085 | void mount_boot_if_necessary()
|
|---|
| 1086 | {
|
|---|
| 1087 | char *tmp;
|
|---|
| 1088 | char *tmp1;
|
|---|
| 1089 | char *command;
|
|---|
| 1090 |
|
|---|
| 1091 | log_msg(1, "Started sub");
|
|---|
| 1092 | log_msg(4, "About to set g_boot_mountpt to \"\"");
|
|---|
| 1093 | asprintf(&g_boot_mountpt, "");
|
|---|
| 1094 | log_msg(4, "Done. Great. Seeting command to something");
|
|---|
| 1095 | asprintf(&command,
|
|---|
| 1096 | "grep -v \":\" /etc/fstab | grep -vx \"#.*\" | grep -w \"/boot\" | tr -s ' ' '\t' | cut -f1 | head -n1");
|
|---|
| 1097 | log_msg(4, "Cool. Command = '%s'", command);
|
|---|
| 1098 | asprintf(&tmp, call_program_and_get_last_line_of_output(command));
|
|---|
| 1099 | paranoid_free(command);
|
|---|
| 1100 |
|
|---|
| 1101 | log_msg(4, "tmp = '%s'", tmp);
|
|---|
| 1102 | if (tmp[0]) {
|
|---|
| 1103 | log_it("/boot is at %s according to /etc/fstab", tmp);
|
|---|
| 1104 | if (strstr(tmp, "LABEL=")) {
|
|---|
| 1105 | if (!run_program_and_log_output("mount /boot", 5)) {
|
|---|
| 1106 | paranoid_free(g_boot_mountpt);
|
|---|
| 1107 | asprintf(&g_boot_mountpt, "/boot");
|
|---|
| 1108 | log_msg(1, "Mounted /boot");
|
|---|
| 1109 | } else {
|
|---|
| 1110 | log_it("...ignored cos it's a label :-)");
|
|---|
| 1111 | }
|
|---|
| 1112 | } else {
|
|---|
| 1113 | asprintf(&command, "mount | grep -w \"%s\"", tmp);
|
|---|
| 1114 | log_msg(3, "command = %s", command);
|
|---|
| 1115 | if (run_program_and_log_output(command, 5)) {
|
|---|
| 1116 | paranoid_free(g_boot_mountpt);
|
|---|
| 1117 | asprintf(&g_boot_mountpt, tmp);
|
|---|
| 1118 | asprintf(&tmp1,
|
|---|
| 1119 | "%s (your /boot partition) is not mounted. I'll mount it before backing up",
|
|---|
| 1120 | g_boot_mountpt);
|
|---|
| 1121 | log_it(tmp1);
|
|---|
| 1122 | paranoid_free(tmp1);
|
|---|
| 1123 |
|
|---|
| 1124 | asprintf(&tmp1, "mount %s", g_boot_mountpt);
|
|---|
| 1125 | if (run_program_and_log_output(tmp1, 5)) {
|
|---|
| 1126 | paranoid_free(g_boot_mountpt);
|
|---|
| 1127 | asprintf(&g_boot_mountpt, " ");
|
|---|
| 1128 | log_msg(1, "Plan B");
|
|---|
| 1129 | if (!run_program_and_log_output("mount /boot", 5)) {
|
|---|
| 1130 | paranoid_free(g_boot_mountpt);
|
|---|
| 1131 | asprintf(&g_boot_mountpt, "/boot");
|
|---|
| 1132 | log_msg(1, "Plan B worked");
|
|---|
| 1133 | } else {
|
|---|
| 1134 | log_msg(1,
|
|---|
| 1135 | "Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
|
|---|
| 1136 | }
|
|---|
| 1137 | }
|
|---|
| 1138 | paranoid_free(tmp1);
|
|---|
| 1139 | }
|
|---|
| 1140 | paranoid_free(command);
|
|---|
| 1141 | }
|
|---|
| 1142 | }
|
|---|
| 1143 | paranoid_free(tmp);
|
|---|
| 1144 | log_msg(1, "Ended sub");
|
|---|
| 1145 | }
|
|---|
| 1146 |
|
|---|
| 1147 |
|
|---|
| 1148 | /**
|
|---|
| 1149 | * If we mounted /boot earlier, unmount it.
|
|---|
| 1150 | */
|
|---|
| 1151 | void unmount_boot_if_necessary()
|
|---|
| 1152 | {
|
|---|
| 1153 | char *tmp;
|
|---|
| 1154 |
|
|---|
| 1155 | log_msg(3, "starting");
|
|---|
| 1156 | if (g_boot_mountpt[0]) {
|
|---|
| 1157 | asprintf(&tmp, "umount %s", g_boot_mountpt);
|
|---|
| 1158 | if (run_program_and_log_output(tmp, 5)) {
|
|---|
| 1159 | log_it("WARNING - unable to unmount /boot");
|
|---|
| 1160 | }
|
|---|
| 1161 | paranoid_free(tmp);
|
|---|
| 1162 | }
|
|---|
| 1163 | log_msg(3, "leaving");
|
|---|
| 1164 | }
|
|---|
| 1165 |
|
|---|
| 1166 |
|
|---|
| 1167 |
|
|---|
| 1168 | /**
|
|---|
| 1169 | * Write a line to a configuration file. Writes a line of the form,
|
|---|
| 1170 | * @c label @c value.
|
|---|
| 1171 | * @param config_file The file to write to. Usually @c mondo-restore.cfg.
|
|---|
| 1172 | * @param label What to call this bit of data you're writing.
|
|---|
| 1173 | * @param value The bit of data you're writing.
|
|---|
| 1174 | * @return 0 for success, 1 for failure.
|
|---|
| 1175 | */
|
|---|
| 1176 | int write_cfg_var(char *config_file, char *label, char *value)
|
|---|
| 1177 | {
|
|---|
| 1178 | /*@ buffers ***************************************************** */
|
|---|
| 1179 | char *command;
|
|---|
| 1180 | char *tempfile;
|
|---|
| 1181 | char *tmp;
|
|---|
| 1182 |
|
|---|
| 1183 |
|
|---|
| 1184 | /*@ end vars *************************************************** */
|
|---|
| 1185 | assert_string_is_neither_NULL_nor_zerolength(config_file);
|
|---|
| 1186 | assert_string_is_neither_NULL_nor_zerolength(label);
|
|---|
| 1187 | assert(value != NULL);
|
|---|
| 1188 |
|
|---|
| 1189 | if (!does_file_exist(config_file)) {
|
|---|
| 1190 | asprintf(&tmp, "(write_cfg_file) Cannot find %s config file",
|
|---|
| 1191 | config_file);
|
|---|
| 1192 | log_to_screen(tmp);
|
|---|
| 1193 | paranoid_free(tmp);
|
|---|
| 1194 | return (1);
|
|---|
| 1195 | }
|
|---|
| 1196 | asprintf(&tempfile,
|
|---|
| 1197 | call_program_and_get_last_line_of_output
|
|---|
| 1198 | ("mktemp -q /tmp/mojo-jojo.blah.XXXXXX"));
|
|---|
| 1199 | if (does_file_exist(config_file)) {
|
|---|
| 1200 | asprintf(&command, "grep -vx '%s .*' %s > %s",
|
|---|
| 1201 | label, config_file, tempfile);
|
|---|
| 1202 | paranoid_system(command);
|
|---|
| 1203 | paranoid_free(command);
|
|---|
| 1204 | }
|
|---|
| 1205 | asprintf(&command, "echo \"%s %s\" >> %s", label, value, tempfile);
|
|---|
| 1206 | paranoid_system(command);
|
|---|
| 1207 | paranoid_free(command);
|
|---|
| 1208 |
|
|---|
| 1209 | asprintf(&command, "mv -f %s %s", tempfile, config_file);
|
|---|
| 1210 | paranoid_system(command);
|
|---|
| 1211 | paranoid_free(command);
|
|---|
| 1212 | unlink(tempfile);
|
|---|
| 1213 | paranoid_free(tempfile);
|
|---|
| 1214 | return (0);
|
|---|
| 1215 | }
|
|---|
| 1216 |
|
|---|
| 1217 | /**
|
|---|
| 1218 | * Allocate or free important globals, depending on @p mal.
|
|---|
| 1219 | * @param mal If TRUE, malloc; if FALSE, free.
|
|---|
| 1220 | */
|
|---|
| 1221 | void do_libmondo_global_strings_thing(int mal)
|
|---|
| 1222 | {
|
|---|
| 1223 | if (mal) {
|
|---|
| 1224 | iamhere("Malloc'ing globals");
|
|---|
| 1225 | malloc_string(g_erase_tmpdir_and_scratchdir);
|
|---|
| 1226 | malloc_string(g_serial_string);
|
|---|
| 1227 | malloc_string(g_magicdev_command);
|
|---|
| 1228 | } else {
|
|---|
| 1229 | iamhere("Freeing globals");
|
|---|
| 1230 | paranoid_free(g_boot_mountpt);
|
|---|
| 1231 | paranoid_free(g_mondo_home);
|
|---|
| 1232 | paranoid_free(g_tmpfs_mountpt);
|
|---|
| 1233 | paranoid_free(g_erase_tmpdir_and_scratchdir);
|
|---|
| 1234 | paranoid_free(g_serial_string);
|
|---|
| 1235 | paranoid_free(g_magicdev_command);
|
|---|
| 1236 | }
|
|---|
| 1237 | }
|
|---|
| 1238 |
|
|---|
| 1239 | /**
|
|---|
| 1240 | * Allocate important globals.
|
|---|
| 1241 | * @see do_libmondo_global_strings_thing
|
|---|
| 1242 | */
|
|---|
| 1243 | void malloc_libmondo_global_strings(void)
|
|---|
| 1244 | {
|
|---|
| 1245 | do_libmondo_global_strings_thing(1);
|
|---|
| 1246 | }
|
|---|
| 1247 |
|
|---|
| 1248 | /**
|
|---|
| 1249 | * Free important globals.
|
|---|
| 1250 | * @see do_libmondo_global_strings_thing
|
|---|
| 1251 | */
|
|---|
| 1252 | void free_libmondo_global_strings(void)
|
|---|
| 1253 | {
|
|---|
| 1254 | do_libmondo_global_strings_thing(0);
|
|---|
| 1255 | }
|
|---|
| 1256 |
|
|---|
| 1257 |
|
|---|
| 1258 |
|
|---|
| 1259 | /**
|
|---|
| 1260 | * Stop @c magicdev if it's running.
|
|---|
| 1261 | * The command used to start it is saved in @p g_magicdev_command.
|
|---|
| 1262 | */
|
|---|
| 1263 | void stop_magicdev_if_necessary()
|
|---|
| 1264 | {
|
|---|
| 1265 | strcpy(g_magicdev_command,
|
|---|
| 1266 | call_program_and_get_last_line_of_output
|
|---|
| 1267 | ("ps ax | grep -w magicdev | grep -v grep | tr -s '\t' ' '| cut -d' ' -f6-99"));
|
|---|
| 1268 | if (g_magicdev_command[0]) {
|
|---|
| 1269 | log_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
|
|---|
| 1270 | paranoid_system("killall magicdev");
|
|---|
| 1271 | }
|
|---|
| 1272 | }
|
|---|
| 1273 |
|
|---|
| 1274 |
|
|---|
| 1275 | /**
|
|---|
| 1276 | * Restart magicdev if it was stopped.
|
|---|
| 1277 | */
|
|---|
| 1278 | void restart_magicdev_if_necessary()
|
|---|
| 1279 | {
|
|---|
| 1280 | char *tmp;
|
|---|
| 1281 |
|
|---|
| 1282 | if (g_magicdev_command && g_magicdev_command[0]) {
|
|---|
| 1283 | asprintf(&tmp, "%s &", g_magicdev_command);
|
|---|
| 1284 | paranoid_system(tmp);
|
|---|
| 1285 | paranoid_free(tmp);
|
|---|
| 1286 | }
|
|---|
| 1287 | }
|
|---|
| 1288 |
|
|---|
| 1289 | /* @} - end of utilityGroup */
|
|---|
